Improvements in refrigerating systems,申请号GB19470003021-传众专利搜索

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发明名称	Improvements in refrigerating systems
摘要
申请公布号	GB680421(A)	申请公布日期	1952.10.08
申请号	GB19470003021	申请日期	1947.01.31
申请人	N.V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	F25B9/14	主分类号	F25B9/14
代理机构		代理人
主权项
地址

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